Granted Patent
Utility
US 6,448,833 · App. 09/800,025
Delay circuit
Inventor:
Yukitoshi Hirose
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Mar 6, 2001
Inventor
Yukitoshi Hirose
Assignee (at issue)
NEC CORPORATION
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.